14... f8e7  15. h4f2 The first new move of the game. 15... g8h8 The rook goes back to the now-open file. It's worth remembering that only this rook has moved, so castling queenside is still possible, although not advisable. I must admit that I once forgot that the rook had already moved and castled anyway, to my opponent's surprise - probably many have a similar story to tell. 16. b2b4  16... f6h5 